The Kiwi driver will test the open-wheel car, after winning back-to-back titles in Australia.
Jack Le Brocq will replace Chaz Mostert at Tickford, while 2017 Bathurst champion Luke Youlden has retired.
Shane van Gisbergen has been rewarded for his sportsmanship during the 2019 season.
The Kiwi driver had no issues picking the best moment of his dominant season.
His plea comes after a drama-filled year, when he was compared to Lance Armstrong.
The much-maligned Kiwi wrapped up individual and team honours at Newcastle.
Sean Seamer is furious at drivers comparing Scott McLaughlin to Lance Armstrong.
The Kiwi never looked like losing race one of the weekend.
The Kiwi driver encountered problems before the season-opening race even started.